Irena Sznajder (born 7 January 1977) is a retired Polish sprinter who specialized in the 100 metres.
She finished seventh in 4 x 100 metres relay at the 1999 World Championships, together with teammates Zuzanna Radecka, Monika Borejza and Joanna Balcerczak.[1]
Her personal best time is 11.54 seconds, achieved in July 1999 in Kraków.